return request.getBaseDirectory() != null ? new File(request.getBaseDirectory()) : null;
    }

    boolean isMatchingProject(MavenProject project, String selector, File reactorDirectory) {
        // [groupId]:artifactId
        if (selector.contains(":")) {
            String id = ':' + project.getArtifactId();

            if (id.equals(selector)) {
                return true;
            }

public interface ModelBuildingResult {

    /**
     * Gets the sequence of model identifiers that denote the lineage of models from which the effective model was
     * constructed. Model identifiers have the form {@code <groupId>:<artifactId>:<version>}. The first identifier from
     * the list denotes the model on which the model builder was originally invoked. The last identifier will always be
     * an empty string that by definition denotes the super POM.

        when(artifact.getArtifactId()).thenReturn("org.foo.bar");
        projectManager.attachArtifact(project, artifact, artifactPath);

        // Verify that an exception is thrown when the groupId differs
        when(artifact.getGroupId()).thenReturn("anotherGroup");
        assertExceptionMessageContains("myGroup:myArtifact:1.0-SNAPSHOT", "anotherGroup:org.foo.bar:1.0-SNAPSHOT");
    }

    /**

        return createArtifact("org.apache.maven", artifactId, version, type);
    }

    protected Artifact createArtifact(String groupId, String artifactId, String version, String type) throws Exception {
        Artifact a = artifactFactory.createBuildArtifact(groupId, artifactId, version, type);

        return a;
    }

    protected void deleteLocalArtifact(Artifact artifact) throws Exception {

        // map of groupId -> Set(artifactId) plugin candidates:
        // if value is null, keys are coming from settings, and no artifactId filtering is applied
        // if value is non-null: we allow only plugins that have enlisted artifactId only
        // ---
        // end game is: settings enlisted groupIds are obeying order and are "free for all" (artifactId)

            Path tempDir = Files.createTempDirectory("apply-test");
            try {
                Path pomFile = tempDir.resolve("pom.xml");
                String pomContent = PomBuilder.create()
                        .groupId("test")
                        .artifactId("test")
                        .version("1.0.0")
                        .build();
                Files.writeString(pomFile, pomContent);

            TaskSegment taskSegment,
            Map<MavenProject, ProjectSegment> projectBuildList) {
        // gather artifactIds which are not unique so that the respective thread names can be extended with the groupId
        Set<String> duplicateArtifactIds = projectBuildList.keySet().stream()
                .map(MavenProject::getArtifactId)
                .collect(Collectors.groupingBy(Function.identity(), Collectors.counting()))

        MavenProject p1 = new MavenProject();
        p1.setGroupId("g");
        p1.setArtifactId("p1");
        p1.getBuild().getPlugins().add(new Plugin(org.apache.maven.api.model.Plugin.newBuilder()
                .groupId("g").artifactId("p2")
                .
                .build()))
        MavenProject p2 = new MavenProject();
        p2.setGroupId("g");
        p2.setArtifactId("p2");

        StringBuilder buffer = new StringBuilder(256);

        buffer.append(LS).append("Repository Metadata").append(LS).append("--------------------------");
        buffer.append(LS).append("GroupId: ").append(getGroupId());
        buffer.append(LS).append("ArtifactId: ").append(getArtifactId());
        buffer.append(LS).append("Metadata Type: ").append(getClass().getName());

        return buffer.toString();

        packagingRegistry = EMPTY_PACKAGING_REGISTRY;
    }

    private static Plugin newPlugin(String artifactId, String... goals) {
        return Plugin.newBuilder()
                .groupId("org.apache.maven.plugins")
                .artifactId(artifactId)
                .executions(Arrays.stream(goals)
                        .map(goal -> PluginExecution.newBuilder()